Question

Choose Yes if the following ratio is a proportion. No if not.

2 : 3 = 16 : 28


4 : 8 = 28 : 56


3 : 10 = 6 : 20


4 : 6 = 28 : 42


1 : 2 = 9 : 18


4 : 5 = 28 : 35

1 : 4 = 5 : 20


1 : 3 = 2 : 6


4 : 5 = 36 : 40


3 : 10 = 15 : 30

Answer 1

Answer:

1. no
2. yes
3. yesyes
4. yes
5. yesyes
6. 4 * 35 = 140 28 * 5 = 140 YES
7. 1 * 20 = 20 4 * 5 = 20 YES
8. 1 * 6 = 6 2 * 3 = 6 YES
9. 4 * 40 = 160 5 * 36 = 180 NO
10. 3 * 30 = 90 10 * 15 = 150 NO